CN201975129U - Flame-resistant cable with fire prompt function - Google Patents
Flame-resistant cable with fire prompt function Download PDFInfo
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- CN201975129U CN201975129U CN2011200964189U CN201120096418U CN201975129U CN 201975129 U CN201975129 U CN 201975129U CN 2011200964189 U CN2011200964189 U CN 2011200964189U CN 201120096418 U CN201120096418 U CN 201120096418U CN 201975129 U CN201975129 U CN 201975129U
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- fire
- cable
- restrictive coating
- core
- power module
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Abstract
The utility model relates to the field of electrical products, in particular to a cable. A flame-resistant cable with a fire prompt function comprises a cable core. The cable core comprises a conductor core and an insulating layer arranged outside the conductor core. A jacket layer is arranged outside the cable core. At least one hollow capsule is arranged in the jacket layer. A power supply module is arranged in the hollow capsule. A trigger switch is arranged in the power supply module. A trigger end of the trigger switch is fixed by a fixing object. The power supply module is connected with a wireless transmitter. Feature information is arranged in the wireless transmitter. Due to the adoption of the technical scheme, the flame-resistant cable can be used for automatically sending a fire signal to external equipment so as to realize the function of automatically prompting a fire.
Description
Technical field
The utility model relates to the electric product field, is specifically related to a kind of cable.
Background technology
In high level and the medium numerous places of high-rise building, large-scale public place of entertainment, large-scale industrial and mineral, enterprise and underground works, often cable is intensive lays, in case breaking out of fire, fire will prolong combustion along the cable place and spread to other departments and floor.Add up according to fire department, in the Urban Fires, wherein more than 2/3 since electrical equipment fault or cable traffic overload cause that cable fire spreads and cause, in many fire in the past, what cause personal life danger and " secondary harm " often mainly is acid gas and the toxic gas that discharges behind the cable fire simultaneously.The fireproofing of cable technology more and more causes people's attention, and becomes an important development direction of line cable industry.
In addition, the cable in the more occasion is arranged on the sheltered situation usually, in case during breaking out of fire, people are not easy to find, when fire prolongs combustion and spreads when coming into the picture along the cable place, often the intensity of a fire has been difficult to control, causes more life danger and property loss.
The utility model content
The purpose of this utility model is, a kind of fire-resisting cable with fire prompt facility is provided, and solves above technical problem.
The technical problem that the utility model solved can realize by the following technical solutions:
Fire-resisting cable with fire prompt facility, comprise a cable core, described cable core comprises that a conductor thread core, is arranged on the outer insulating barrier of described conductor thread core, described cable core is provided with restrictive coating outward, be built-in with at least one hollow capsules body in the described restrictive coating, be provided with a power module in the described hollow capsules body, be provided with a trigger switch in the described power module, the trigger end of trigger switch is fixed by a fixed object, unclamp the trigger end of trigger switch after fixed object is heated, and then cause trigger switch to trigger;
Described power module connects a wireless launcher, and described wireless launcher is built-in with characteristic information.
The utility model operation principle is as follows: when described restrictive coating is burned to described hollow capsules body place, trigger trigger switch, described power module is given described wireless launcher power supply, and described wireless launcher gets and built-in characteristic information sent to external equipment by wireless mode after electric.When the utility model catches fire at restrictive coating, just can send fire signal to external equipment automatically, realize the automatic fire prompt facility.
Described characteristic information comprises a positional information.External equipment receives the characteristic information that comprises positional information, can in time arrive the scene of fire fire extinguishing.
Described power module comprises an accumulating mechanism, and described accumulating mechanism connects a power facility, and described power facility connects described wireless launcher.The preferred Mainspring type accumulating mechanism of described accumulating mechanism.
Described power module can also comprise a battery, and described battery connects described wireless launcher by described trigger switch.
Be built-in with at least two described hollow capsules bodies in the described restrictive coating, at least two described hollow capsules bodies distribute according to certain distance.Preferably at a distance of at least one hundred meters distributions.
Be provided with a potteryization silastic material layer between described cable core and the described restrictive coating, described potteryization silastic material layer constitutes a refractory protection.
It has possessed the fundamental characteristics of silicon rubber good springiness to the refractory protection that the potteryization silastic material is made at normal temperatures; have nontoxic, tasteless, high-low temperature resistant, anti-ozone aging, weather-proof aging, excellent electric insulation performance; also possessed common high temperature silicon rubber good processing properties, to about 200 degree above freezing, can keep the flexible cable state at 40 degrees below zero.Attack at flame; temperature reaches 300 degree when above; can be converted to rigid sponge ceramic body by original soft condition; the inner hole that produces of refractory protection after the hardening; help insulation; the sponge ceramic body has fire-resistant significantly and intercepts action of high temperature like this, thereby effectively protects the internal structure of cable core that machinery variation and electrical property variation do not take place.
In addition; refractory protection of the present utility model is arranged in the restrictive coating, and in use restrictive coating can well protect refractory protection to avoid the damage of external environment condition, when the flame combustion restrictive coating; owing under the effect of refractory protection, can well protect the conductor inside core.
Be provided with a fire-resistant separator between described cable core and the described refractory protection.Fire-resistant separator further makes insulating barrier and the conductor thread core structure in the refractory protection that the variation of mechanical performance and electrical property can not take place, thereby guarantees that further the utility model can normal power supply and communication when burning.
The utlity model has and complete suitable mechanical performance and the electrical property of common cable, in installing and using process without any difference.Owing to do not need to invest any other auxiliary device, just increased by 2 procedures aborning, thereby manufacturing cost and maintenance cost are reduced greatly.After between cable core and the fire-resistant separator other functional composite beds being set, the utility model promptly can be applicable to high-tension cable, low-voltage cable, mining cable, computer cable, control cable of any model of any specification etc.
The PE restrictive coating that described restrictive coating can adopt the PE material to make.
Described fire-resistant separator can adopt the fire-retardant green material of expansion type low-smoke halogen-free.Described fire-resistant separator also can adopt the metallic film refuge floor.Described metallic film refuge floor is the metallic film refuge floor that adopts the vertical bag of metal material to form.
Beneficial effect: owing to adopted technique scheme, the utility model sends fire signal to external equipment automatically, realizes the automatic fire prompt facility.The utility model can also intercept the intensity of a fire outside refractory protection under the situation of automatic fire prompting, thereby effectively protects the internal structure of cable core that machinery variation and electrical property variation do not take place.
Description of drawings
Fig. 1 is the internal structure schematic diagram of the utility model hollow capsules body;
Fig. 2 is a kind of structural representation of the present utility model;
Fig. 3 is an another kind of structural representation of the present utility model.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose with effect is easy to understand, below in conjunction with the further elaboration the utility model of concrete diagram.
With reference to Fig. 1, Fig. 2, Fig. 3, fire-resisting cable with fire prompt facility comprises cable core 1, and cable core 1 comprises the insulating barrier 12 outside conductor thread core 11, the conductor thread core 11, the cable core 1 outer restrictive coating 4, the PE restrictive coating that restrictive coating 4 can adopt the PE material to make of being provided with.Be built-in with at least one hollow capsules body 41 in the restrictive coating 4, be provided with a power module in the hollow capsules body 41, be provided with trigger switch 42 in the power module, the trigger end of trigger switch 42 is fixed by a fixed object, unclamp the trigger end of trigger switch 42 after fixed object is heated, and then cause trigger switch 42 to be triggered.The power module outside should also be surrounded by a metal shell, burns avoiding.Fixed object can be the object that is subjected to thermal softening, also can be the object that is heated and volatilizees, and can also be the object that burns the back powdered.
In the specific design, power module connects wireless launcher 45, and wireless launcher 45 is built-in with characteristic information.When restrictive coating 4 is burned to hollow capsules body 41 places, trigger trigger switch 42, power module gives wireless launcher 45 power supplies, wireless launcher 45 built-in characteristic information is sent to external equipment by wireless mode after electric.Characteristic information comprises positional information.External equipment receives the characteristic information that comprises positional information, can in time arrive the scene of fire fire extinguishing.Power module comprises accumulating mechanism 43, and accumulating mechanism 43 connects power facility 44, and power facility 44 connects wireless launcher 45.Accumulating mechanism 43 preferred Mainspring type accumulating mechanisms.Power module also can adopt battery powered mode: power module comprises battery, and battery connects wireless launcher 45 by trigger switch 42.Be built-in with at least two hollow capsules bodies 41 in the restrictive coating 4, at least two hollow capsules bodies 41 distribute according to certain distance.Preferably at a distance of at least one hundred meters distributions.
With reference to Fig. 2, Fig. 3, be provided with potteryization silastic material layer between cable core 1 and the restrictive coating 4, potteryization silastic material layer constitutes refractory protection 3.It has possessed the fundamental characteristics of silicon rubber good springiness to the refractory protection 3 that the potteryization silastic material is made at normal temperatures; have nontoxic, tasteless, high-low temperature resistant, anti-ozone aging, weather-proof aging, excellent electric insulation performance; also possessed common high temperature silicon rubber good processing properties, to about 200 degree above freezing, can keep the flexible cable state at 40 degrees below zero.Attack at flame; temperature reaches 300 degree when above; can be converted to rigid sponge ceramic body by original soft condition; the refractory protection 3 inner holes that produce after the hardening; help insulation; the sponge ceramic body has fire-resistant significantly and intercepts action of high temperature like this, thereby effectively protects the internal structure of cable that machinery variation and electrical property variation do not take place.In addition; refractory protection 3 of the present utility model is arranged in the restrictive coating 4, and in use restrictive coating 4 can well protect refractory protection 3 to avoid the damage of external environment condition, when flame combustion restrictive coating 4; owing under the effect of refractory protection 3, can well protect conductor inside core 11.
Be provided with a fire-resistant separator 2 between cable core 1 and the refractory protection 3.Fire-resistant separator 2 can adopt the fire-retardant green material of expansion type low-smoke halogen-free.Fire-resistant separator 2 also can adopt the metallic film refuge floor.The metallic film refuge floor is the metallic film refuge floor that adopts the vertical bag of metal material to form.Being provided with of fire-resistant separator 2 further makes refractory protection 3 interior insulating barrier 12 and conductor thread core 11 structures that the variation of mechanical performance and electrical property can not take place, thereby guarantees that further the utility model can normal power supply and communication when burning.The utlity model has and complete suitable mechanical performance and the electrical property of common cable, in installing and using process without any difference.Owing to do not need to invest any other auxiliary device, just increased by 2 procedures aborning, thereby manufacturing cost and maintenance cost are reduced greatly.After between cable core 1 and the fire-resistant separator 2 other functional composite beds being set, the utility model promptly can be applicable to high-tension cable, low-voltage cable, mining cable, computer cable, control cable of any model of any specification etc.
With reference to Fig. 3, cable core 1 also comprises internal shield 13, and internal shield 13 is arranged between conductor thread core 11 and the insulating barrier 12.Cable core 1 also comprises outer shielding layer 14, and outer shielding layer 14 is arranged between insulating barrier 12 and the fire-resistant separator 2.Internal shield 13 and outer shielding layer 14 all can adopt the woven shield of braid shielded structure.The screen that woven shield can adopt zinc-plated soft copper silk braiding to form.The utility model can be applied in the 3.6V-35V armorless cable, also is provided with copper strips layer 51 between outer shielding layer 14 and the fire-resistant separator 2.The utility model can also be applied in the non magnetic steel band armoured cable of 3.6KV-35KV, and outer shielding layer 14 is provided with copper strips layer, lapping layer, non-magnetic steel belt from inside to outside successively with fire-resistant separator 2.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (7)
1. the fire-resisting cable that has the fire prompt facility, comprise a cable core, described cable core comprises that a conductor thread core, is arranged on the outer insulating barrier of described conductor thread core, described cable core is provided with restrictive coating outward, it is characterized in that, be built-in with at least one hollow capsules body in the described restrictive coating, be provided with a power module in the described hollow capsules body, be provided with a trigger switch in the described power module, the trigger end of described trigger switch is fixed by a fixed object;
Described power module connects a wireless launcher.
2. the fire-resisting cable with fire prompt facility according to claim 1 is characterized in that: described power module comprises an accumulating mechanism, and described accumulating mechanism connects a power facility, and described power facility connects described wireless launcher.
3. the fire-resisting cable with fire prompt facility according to claim 1 is characterized in that: described power module also comprises a battery, and described battery connects described wireless launcher by described trigger switch.
4. the fire-resisting cable with fire prompt facility according to claim 1, it is characterized in that: be built-in with at least two described hollow capsules bodies in the described restrictive coating, at least two described hollow capsules bodies according at least one hundred meters range distribution in described restrictive coating.
5. according to any described fire-resisting cable in the claim 1 to 4, it is characterized in that: the PE restrictive coating that described restrictive coating adopts the PE material to make with fire prompt facility.
6. the fire-resisting cable with fire prompt facility according to claim 5 is characterized in that: be provided with a potteryization silastic material layer between described cable core and the described restrictive coating, described potteryization silastic material layer constitutes a refractory protection.
7. the fire-resisting cable with fire prompt facility according to claim 6 is characterized in that: be provided with a fire-resistant separator between described cable core and the described refractory protection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200964189U CN201975129U (en) | 2011-04-02 | 2011-04-02 | Flame-resistant cable with fire prompt function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200964189U CN201975129U (en) | 2011-04-02 | 2011-04-02 | Flame-resistant cable with fire prompt function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201975129U true CN201975129U (en) | 2011-09-14 |
Family
ID=44580227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200964189U Expired - Lifetime CN201975129U (en) | 2011-04-02 | 2011-04-02 | Flame-resistant cable with fire prompt function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201975129U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103985447A (en) * | 2014-04-11 | 2014-08-13 | 安徽省赛华电缆有限公司 | Mining cable of flat structure |
-
2011
- 2011-04-02 CN CN2011200964189U patent/CN201975129U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103985447A (en) * | 2014-04-11 | 2014-08-13 | 安徽省赛华电缆有限公司 | Mining cable of flat structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110914 |